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BSEN877鋳鉄製パイプEN877標準は、塩スプレー抵抗が350時間以上であることを明確に指定していますが、一部の沿岸地域では、この要件は住宅要件を満たすのに十分ではありません。 Yu Kunyuの現在の研究開発塩スプレーテストに対する塗料耐性の開発は1500時間に達する可能性があります。 EN877鋳鉄パイプ、お気軽にご連絡ください
2024/03/09
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.